@font-face {
  font-family: "KingHwaOldSong";
  src: url("./kinghwaoldsong-v3-lite.woff") format("woff");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  --background-color: #fdfcf8;
  --text-color: #2b2b2b;
  --header-color: #ec0015;
  --search-color: #f76f43;
  --border-color: #ccc;
  --shadow-color: rgba(0, 0, 0, 0.2);
  --highlight-color: rgba(43, 43, 43, 0.5);
  --font: "KingHwaOldSong", "Times New Roman", system-ui, -apple-system, serif;
}

/* 暗色模式样式 */
@media (prefers-color-scheme: dark) {
  :root {
    --background-color: #121212;
    --text-color: #f0f0f0;
    --header-color: #ff4b55;
    --search-color: #ff8a5c;
    --border-color: #444;
    --shadow-color: rgba(0, 0, 0, 0.5);
  }

  #main-image[src*="images/"] {
    filter: invert(90%);
    transition: filter 0.3s ease;
  }

  .icon {
    filter: invert(80%);
  }
}

body {
  margin: 0 auto;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  height: 100vh;
  background: var(--background-color);
  color: var(--text-color);
}

header {
  padding: 0.5rem;
  text-align: center;
  box-shadow: 0 2px 6px var(--shadow-color);
}

header h1 {
  font-size: 2rem;
  color: var(--header-color);
  margin-bottom: 0.5rem;
}

.search-container {
  display: flex;
  align-items: center;
  margin: 0 auto;
  width: 90%;
  max-width: 800px;
  border-radius: 15px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  padding: 0.5rem 0.8rem;
  transition: all 0.3s ease;
  border: 3px solid var(--border-color);
}

.search-container:focus-within {
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  border-color: var(--search-color);
}

.search-logo {
  height: 40px;
  width: 40px;
  margin-right: 1rem;
  transition: transform 0.3s ease;
}

.search-logo:hover {
  transform: scale(1.05);
}

.search-input-container {
  position: relative;
  flex: 1;
}

.search-input {
  width: 100%;
  /* Make input fill its container */
  box-sizing: border-box;
  /* Include padding in width calculation */
  /* Keep your existing styles */
  border: none;
  outline: none;
  padding: 0.8rem 1rem;
  color: var(--text-color);
  background-color: color-mix(
    in srgb,
    var(--background-color) 80%,
    var(--border-color)
  );
  font-size: 1rem;
}

.search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-top: none;
  border-radius: 0 0 4px 4px;
  max-height: 300px;
  overflow-y: auto;
  display: none;
  z-index: 1000;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.search-suggestions.visible {
  display: block;
}

.suggestion-item {
  padding: 8px 12px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.suggestion-item:hover,
.suggestion-item.highlighted {
  background-color: var(--highlight-color);
}

.suggestion-type {
  font-size: 0.8em;
  opacity: 0.7;
  margin-left: 8px;
}

.search-buttons {
  display: flex;
  align-items: center;
}

.search-btn {
  background: var(--header-color);
  color: var(--text-color);
  border: none;
  border-radius: 15%;
  height: 45px;
  width: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-left: 0.5rem;
}

.search-btn:hover {
  background: var(--search-color);
  transform: scale(1.05);
}

.action-btn {
  background: none;
  border: none;
  /* color: #666; */
  width: 35px;
  height: 35px;
  /* border-radius: 50%; */
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin: 0 0.1rem;
  transition: all 0.2s ease;
  position: relative;
}

.action-btn:hover::after {
  opacity: 1;
  visibility: visible;
  bottom: -35px;
}

.popup-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  justify-content: center;
  align-items: center;
}

.popup-content {
  background-color: var(--background-color);
  padding: 1.5rem;
  border-radius: 8px;
  max-width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  position: relative;
}

.popup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
}

.popup-header h3 {
  margin: 0;
}

.close-popup {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-color);
  padding: 0 0.5rem;
  line-height: 1;
}

.close-popup:hover {
  color: var(--header-color);
}

.search-tip {
  font-family: monospace;
  font-size: 1rem;
  margin: 1rem 2rem;
}

.search-tip ul {
  padding-inline-start: 10px;
}

/* Sidebar Styles */
.sidebar {
  position: fixed;
  top: 0;
  right: -300px;
  width: 280px;
  height: 100%;
  background-color: var(--background-color);
  box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  transition: right 0.3s ease;
  display: flex;
  flex-direction: column;
}

.sidebar.active {
  right: 0;
}

.sidebar-header {
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-header h3 {
  margin: 0;
  font-size: 1.2rem;
}

.close-btn {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--text-color);
  padding: 0.5rem;
  border-radius: 4px;
}

.close-btn:hover {
  background-color: rgba(0, 0, 0, 0.1);
}

.sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem 0;
}

.bookmark-group {
  border-bottom: 1px solid var(--border-color);
}

.bookmark-group-header {
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  transition: background-color 0.2s;
}

.bookmark-group-header:hover {
  background-color: rgba(0, 0, 0, 0.03);
}

.bookmark-group-header i {
  font-size: 0.8rem;
  transition: transform 0.2s ease;
}

.bookmark-group-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.bookmark-group.expanded .bookmark-group-content {
  max-height: 1000px;
}

.bookmark-item {
  color: var(--text-color);
  padding: 0.25rem 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  transition: background-color 0.2s;
}

.bookmark-item:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

.page-number {
  font-size: 0.75rem;
  color: var(--text-color);
  opacity: 0.7;
}

#search-result {
  color: var(--header-color);
  font-weight: bolder;
}

.result-container {
  margin: 1rem auto;
  text-align: center;
  flex-direction: row;
  position: relative;
  width: 80%;
  max-width: 80%;
}

.search-container {
  max-height: 20vh;
}

#main-image {
  max-width: 100%;
  max-height: 85vh;
}

.nav-arrow {
  position: absolute;
  top: 25%;
  height: 40%;
  width: 20%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  background-color: rgba(0, 0, 0, 0.1);
  cursor: pointer;
  z-index: 100;
}

.nav-arrow:hover {
  background-color: rgba(0, 0, 0, 0.5);
}

.result-container:hover .nav-arrow {
  opacity: 1;
}

#prevBtn {
  left: 0;
  border-radius: 0 50px 50px 0;
}

#nextBtn {
  right: 0;
  border-radius: 50px 0 0 50px;
}

#prevBtn,
#nextBtn {
  display: flex !important;
}

.dictionary-selector {
  margin-right: 10px;
  position: relative;
}

.dict-selector-container {
  display: flex;
  align-items: center;
  margin-right: 10px;
  position: relative;
}

.dict-logo {
  width: 32px;
  height: 32px;
  margin-right: 8px;
  object-fit: contain;
  position: absolute;
  left: 8px;
  z-index: 1;
  pointer-events: none;
}

.dict-selector {
  padding: 10px 10px 10px 40px;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  font-size: 1.1rem;
  background-color: var(--background-color);
  color: var(--text-color);
  cursor: pointer;
  appearance: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.dict-selector:focus {
  outline: none;
  border-color: var(--search-color);
  box-shadow: 0 0 0 2px rgba(247, 111, 67, 0.2);
}

/* Hide default arrow in IE */
.dict-selector::-ms-expand {
  display: none;
}

/* Search suggestions */
#searchSuggestions {
  position: absolute;
  width: 100%;
  max-height: 300px;
  overflow-y: auto;
  background: white;
  border: 1px solid #ddd;
  border-top: none;
  border-radius: 0 0 4px 4px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  display: none;
  z-index: 1000;
}

#searchSuggestions.visible {
  display: block;
}

.suggestion-item {
  padding: 8px 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  border-bottom: 1px solid #eee;
}

.suggestion-item:hover,
.suggestion-item.highlighted {
  background-color: #f5f5f5;
}

.suggestion-type {
  font-size: 0.8em;
  color: #666;
  min-width: 40px;
  display: inline-block;
}

.suggestion-text {
  flex: 1;
  margin: 0 10px;
}

.suggestion-page {
  font-size: 0.9em;
  color: #888;
}

.loading,
.no-results {
  padding: 10px;
  color: #666;
  font-style: italic;
  text-align: center;
}

.search-input,
.search-suggestions,
.popup-header h3,
.search-tip h4,
.sidebar,
.dict-selector {
  font-family: var(--font);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .search-input,
  #search-result,
  .sidebar-header h3,
  .sidebar-content {
    font-size: smaller;
  }

  .action-btn {
    width: 30px;
    height: 30px;
  }

  .search-btn {
    width: 35px;
    height: 35px;
  }

  .search-logo {
    display: none;
  }

  .result-container {
    width: 95%;
    max-width: 95%;
  }

  .nav-arrow {
    width: 40%;
    height: 90%;
    top: 10%;
  }

  #prevBtn {
    left: 0;
    border-radius: 0 15px 15px 0;
  }

  #nextBtn {
    right: 0;
    border-radius: 15px 0 0 15px;
  }

  /* Hide text in mobile view */
  .dict-selector {
    width: 40px;
    opacity: 0;
    position: absolute;
    left: 0;
    z-index: 2;
  }

  .dict-logo {
    margin-right: 0;
  }

  /* Ensure the logo is visible and properly sized */
  .dict-selector-container {
    min-width: 40px;
  }
}

/* Show text in desktop view */
@media (min-width: 769px) {
  .dict-selector {
    opacity: 1;
    position: static;
    width: auto;
  }

  .dict-logo {
    margin-right: 8px;
  }
}